Home / 829,525.25-1,243,020.30-558,651.80

Finding the Fourth Proportional to 829,525.25, 1,243,020.30 and 558,651.80

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Solution

The fourth proportional to 829,525.25, 1,243,020.30 and 558,651.80 is: 837,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,525.25 : 1,243,020.30 = 558,651.80 : x
  2. Step 2: Convert to fraction form
    829,525.25/1,243,020.30 = 558,651.80/x
  3. Step 3: Cross multiply
    829,525.25x = 1,243,020.30 × 558,651.80
  4. Step 4: Simplify right side
    829,525.25x = 694,415,528,031.54
  5. Step 5: Solve for x
    x = 694,415,528,031.54/829,525.25
  6. Step 6: Final answer
    x = 837,124.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.